diff --git a/apache2-ssl-global.conf b/apache2-ssl-global.conf index 4ee1a02..4896cb7 100644 --- a/apache2-ssl-global.conf +++ b/apache2-ssl-global.conf @@ -77,8 +77,7 @@ # SSL Cipher Suite: # List the ciphers that the client is permitted to negotiate. # See the mod_ssl documentation for a complete list. - # https://community.qualys.com/blogs/securitylabs/2013/08/05/configuring-apache-nginx-and-openssl-for-forward-secrecy - SSLCipherSuite EECDH+ECDSA+AESGCM:EECDH+aRSA+AESGCM:EECDH+ECDSA+SHA384:EECDH+ECDSA+SHA256:EECDH+aRSA+SHA384:EECDH+aRSA+SHA256:EECDH+aRSA+RC4:EECDH:EDH+aRSA:RC4:!aNULL:!eNULL:!LOW:!3DES:!MD5:!EXP:!PSK:!SRP:!DSS + SSLCipherSuite ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-DSS-AES128-GCM-SHA256:kEDH+AESGCM:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA:ECDHE-ECDSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-DSS-AES128-SHA256:DHE-RSA-AES256-SHA256:DHE-DSS-AES256-SHA:DHE-RSA-AES256-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA:AES:CAMELLIA:DES-CBC3-SHA:!aNULL:!eNULL:!EXPORT:!DES:!RC4:!MD5:!PSK:!aECDH:!EDH-DSS-DES-CBC3-SHA:!EDH-RSA-DES-CBC3-SHA:!KRB5-DES-CBC3-SHA # SSLHonorCipherOrder # If SSLHonorCipherOrder is disabled, then the client's preferences diff --git a/apache2.changes b/apache2.changes index 6ae8582..bfc8879 100644 --- a/apache2.changes +++ b/apache2.changes @@ -1,3 +1,12 @@ +------------------------------------------------------------------- +Tue Aug 11 15:52:42 UTC 2015 - kstreitova@suse.com + +- fix Logjam vulnerability: change SSLCipherSuite cipherstring to + disable export cipher suites and deploy Ephemeral Elliptic-Curve + Diffie-Hellman (ECDHE) ciphers. Adjust 'gensslcert' script to + generate a strong and unique Diffie Hellman Group and append it + to the server certificate file [bnc#931723], [CVE-2015-4000] + ------------------------------------------------------------------- Wed Jul 29 06:22:59 UTC 2015 - pgajdos@suse.com diff --git a/gensslcert b/gensslcert index 9f8916d..020f1ac 100644 --- a/gensslcert +++ b/gensslcert @@ -193,6 +193,9 @@ if [ $? -ne 0 ]; then myexit $LINENO $? fi +echo;myecho generating dhparams and appending it to the server certificate file... +openssl dhparam 2048 >> $sslcrtdir/${name}server.crt + exit 0